| /* pinmux_dev_qmsi.c - QMSI pinmux dev driver */ |
| |
| /* |
| * Copyright (c) 2016 Intel Corporation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #include <nanokernel.h> |
| #include <device.h> |
| #include <init.h> |
| #include <pinmux.h> |
| #include <sys_io.h> |
| #include "pinmux/pinmux.h" |
| |
| #include "qm_pinmux.h" |
| |
| static int pinmux_dev_set(struct device *dev, uint32_t pin, |
| uint32_t func) |
| { |
| ARG_UNUSED(dev); |
| |
| return qm_pmux_select(pin, func) == QM_RC_OK ? 0 : -EIO; |
| } |
| |
| static int pinmux_dev_get(struct device *dev, uint32_t pin, |
| uint32_t *func) |
| { |
| ARG_UNUSED(dev); |
| ARG_UNUSED(pin); |
| ARG_UNUSED(func); |
| |
| return -ENODEV; |
| } |
| |
| static int pinmux_dev_pullup(struct device *dev, uint32_t pin, |
| uint8_t func) |
| { |
| ARG_UNUSED(dev); |
| |
| return qm_pmux_pullup_en(pin, func) == QM_RC_OK ? 0 : -EIO; |
| } |
| |
| static int pinmux_dev_input(struct device *dev, uint32_t pin, |
| uint8_t func) |
| { |
| ARG_UNUSED(dev); |
| |
| return qm_pmux_input_en(pin, func) == QM_RC_OK ? 0 : -EIO; |
| } |
| |
| static struct pinmux_driver_api api_funcs = { |
| .set = pinmux_dev_set, |
| .get = pinmux_dev_get, |
| .pullup = pinmux_dev_pullup, |
| .input = pinmux_dev_input |
| }; |
| |
| static int pinmux_dev_initialize(struct device *port) |
| { |
| port->driver_api = &api_funcs; |
| |
| return 0; |
| } |
| |
| DEVICE_INIT(pmux_dev, CONFIG_PINMUX_DEV_NAME, &pinmux_dev_initialize, |
| NULL, NULL, |
| SECONDARY, CONFIG_KERNEL_INIT_PRIORITY_DEFAULT); |